People in developed countries are lucky enough to simply flip a switch and have their world illuminated — until a blackout hits, of course.

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There's a huge market for wearable devices, but is there room for smart glasses? Google Glass tried and failed — here's a look at other potential winners.

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Android vs. iOS: What's the difference, really? There's far more involved in this question than you might think, but here's what you should know.

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Air pollution affects our health, our bodies and our planet. Here's how technology can help solve the problem.

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